1.Unshield Double Row RJ45 Network Modular PCB Jack/socket/connector with 0.45mm phosphor bronze ... or 60Hz 1 MinMechanical:Insertion force: 2.2kgf maxRetention strength: 7.7kgf min between jack and plugDurability: 600 mating cycles minimumMaterials ... Plating: Fu",+3u",6u",15u",30u",50u" Double Row RJ45 Network PCB Jack without shield